CONSULT Function (HVAC): Self-Diagnosis

WARNING: This page is about a different car, the 2019 Nissan NV3500 HD, 2019 Nissan NV2500 HD, and 2019 Nissan NV1500. However, it is still accessible from the selected car via links, so may be relevant.

Display Item List

DTC	Description	Reference
B2578	In-vehicle sensor circuit short	Diagnosis Procedure
B2579	In-vehicle sensor circuit open	Diagnosis Procedure
B257B	Ambient sensor circuit short	Diagnosis Procedure
B257C	Ambient sensor circuit open	Diagnosis Procedure
B2581	Intake sensor circuit short	Diagnosis Procedure
B2582	Intake sensor circuit open	Diagnosis Procedure
B2630	Sunload sensor circuit short	Diagnosis Procedure
B2631	Sunload sensor circuit open	Diagnosis Procedure
B2632	Front air mix door motor circuit short (driver)	Diagnosis Procedure
B2633	Front air mix door motor circuit open (driver)	Diagnosis Procedure
B2634	Front air mix door motor circuit short (passenger)	Diagnosis Procedure
B2635	Front air mix door motor circuit open (passenger)	Diagnosis Procedure
B2636	VENT door position error	Diagnosis Procedure
B2637	B/L door position error	Diagnosis Procedure
B2638	D/F1 door position error	Diagnosis Procedure
B2639	DEF door position error	Diagnosis Procedure
B2654	D/F2 door position error	Diagnosis Procedure
B263D	FRE door position error	Diagnosis Procedure
B263E	20% FRE (H/REC) door position error	Diagnosis Procedure
B263F	REC door position error	Diagnosis Procedure
B27B0	EEPROM reading error	Diagnosis Procedure
U1000	CAN bus fault	Diagnosis Procedure
U1010	Control unit (CAN)	Diagnosis Procedure

If codes B2632, B2633, B2636, B2637, B2638, B2639, B2654, B263D, and B263F are displayed at the same time, refer to DTC Description .